(p+q)* (p-q) can you answer this question cause i cant and can you show the process also
1 answer:
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Answer:
Therefore either a:b = 5:4 or a:b=-5:4
Step-by-step explanation:
ax²-5bx+4a=0
Since the quadratic equation has two real root.
Then b²-4ac>0
Here a= a , b= -5b and c=4a
∴(-5b)²-4.a.4a=0
⇔25b²=16a²
⇔5b=±4a
Therefore either a:b = 5:4 or a:b=-5:4
Answer:
1725ft^2
Step-by-step explanation:
Area of trapezoid:
Substitute the values and solve:
ft^2